19725156

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{49811}}^1$

素因数の和:49832

約数の個数: 36

約数和(自身を含む): 54394704

約数和(自身を除く): 34669548

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 49811, 99622, 149433, 199244, 298866, 448299, 547921, 597732, 896598, 1095842, 1643763, 1793196, 2191684, 3287526, 4931289, 6575052, 9862578, 19725156]

約数ペア:

[(1, 19725156), (2, 9862578), (3, 6575052), (4, 4931289), (6, 3287526), (9, 2191684), (11, 1793196), (12, 1643763), (18, 1095842), (22, 896598), (33, 597732), (36, 547921), (44, 448299), (66, 298866), (99, 199244), (132, 149433), (198, 99622), (396, 49811)]